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DE2860807D1 - Improved piston for an air spring or the like - Google Patents

Improved piston for an air spring or the like

Info

Publication number
DE2860807D1
DE2860807D1 DE7878400160T DE2860807T DE2860807D1 DE 2860807 D1 DE2860807 D1 DE 2860807D1 DE 7878400160 T DE7878400160 T DE 7878400160T DE 2860807 T DE2860807 T DE 2860807T DE 2860807 D1 DE2860807 D1 DE 2860807D1
Authority
DE
Germany
Prior art keywords
air spring
improved piston
piston
improved
spring
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE7878400160T
Other languages
German (de)
Inventor
Jacques Allinquant
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Airax SA
Original Assignee
J G ALLINQUANT Ste
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by J G ALLINQUANT Ste filed Critical J G ALLINQUANT Ste
Application granted granted Critical
Publication of DE2860807D1 publication Critical patent/DE2860807D1/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/02—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum
    • F16F9/0209—Telescopic
    • F16F9/0227—Telescopic characterised by the piston construction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32—Details
    • F16F9/3207—Constructional features
    • F16F9/3214—Constructional features of pistons
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32—Details
    • F16F9/34—Special valve constructions; Shape or construction of throttling passages
    • F16F9/3405—Throttling passages in or on piston body, e.g. slots

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
  • Fluid-Damping Devices (AREA)
  • Reciprocating Pumps (AREA)
DE7878400160T 1977-11-23 1978-10-31 Improved piston for an air spring or the like Expired DE2860807D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7735195A FR2410190A1 (en) 1977-11-23 1977-11-23 PERFECTED PISTON FOR PNEUMATIC OR ANALOGUE SPRING

Publications (1)

Publication Number Publication Date
DE2860807D1 true DE2860807D1 (en) 1981-10-01

Family

ID=9197939

Family Applications (1)

Application Number Title Priority Date Filing Date
DE7878400160T Expired DE2860807D1 (en) 1977-11-23 1978-10-31 Improved piston for an air spring or the like

Country Status (6)

Country Link
EP (1) EP0002144B1 (en)
DE (1) DE2860807D1 (en)
ES (1) ES239941Y (en)
FR (1) FR2410190A1 (en)
IT (1) IT1106348B (en)
PT (1) PT68812A (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2446969A1 (en) * 1979-01-16 1980-08-14 Allinquant J G IMPROVEMENTS IN OR RELATING TO PISTUMS OF PNEUMATIC SPRINGS OR THE LIKE
FR2446965A1 (en) * 1979-01-17 1980-08-14 Allinquant J G PLUG DEVICE FOR THE PENETRATION OF A PLUNGER ROD IN A PNEUMATIC SPRING CYLINDER OR THE LIKE
JPS58221032A (en) * 1982-06-18 1983-12-22 Tokico Ltd Cylinder device
DE3513839A1 (en) * 1985-04-17 1986-10-23 Fritz Bauer + Söhne oHG, 8503 Altdorf FLUID FILLED PUMP CYLINDER UNIT
DE3763329D1 (en) * 1986-09-02 1990-07-26 Gen Motors Corp METHOD FOR PRODUCING A UNIT MODULE WITH PISTON AND PISTON ROD.
US4948103A (en) * 1989-01-30 1990-08-14 Illinois Tool Works, Inc. Spring-loaded dampening actuator
CA2083552C (en) * 1992-04-09 2003-02-11 Jonathan P. Cotter Gas spring
US5518223A (en) * 1994-12-29 1996-05-21 Illinois Tool Works Inc. Air damper assembly with piston seal and piston rod latch
DE29610915U1 (en) * 1996-06-21 1996-08-29 Hörauf & Kohler KG, 86199 Augsburg Pneumatic damper
DE10054904A1 (en) * 2000-11-06 2002-05-16 Grass Gmbh Hoechst Braking and damping element has piston in cylinder, valve arrangement of sliding valve and seal, compression chamber, and piston pin.
KR20030070197A (en) * 2002-02-21 2003-08-29 주식회사 만도 Body pin fixing structure for use in a body valve of a shock absorber
ITPN20040003A1 (en) * 2004-01-15 2004-04-15 Bordignon Silvano S P A VARIABLE DELAYED GAS SPRING
US20070145653A1 (en) * 2005-12-15 2007-06-28 Jan Toczycki Air damper
US20130105488A1 (en) * 2011-10-26 2013-05-02 Umbra Llc Step garbage can with damper
ITTO20130471A1 (en) * 2013-06-07 2014-12-08 Cultraro Automazione Engineering S R L LINEAR SHOCK ABSORBER WITH IMPROVED SHUTTER ELEMENT

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1385007A (en) 1964-02-11 1965-01-08 Gasketless pneumatic and hydraulic cylinders

Also Published As

Publication number Publication date
EP0002144B1 (en) 1981-06-24
ES239941Y (en) 1979-06-16
FR2410190A1 (en) 1979-06-22
IT1106348B (en) 1985-11-11
ES239941U (en) 1979-01-16
FR2410190B1 (en) 1981-01-30
EP0002144A1 (en) 1979-05-30
PT68812A (en) 1978-12-01
IT7852008A0 (en) 1978-11-22

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: AIRAX S.A., MONTFERRAND LE CHATEAU, FR

8328 Change in the person/name/address of the agent

Free format text: STENGER, A., DIPL.-ING. WATZKE, W., DIPL.-ING. RING, H., DIPL.-ING., PAT.-ANWAELTE, 4000 DUESSELDORF

8339 Ceased/non-payment of the annual fee